[PATCH v2 15/21] ath10k: support CT firmware flag.

[Valo, Kalle]

greearb at candelatech.com writes:

> From: Ben Greear <greearb at candelatech.com>
>
> Add placeholder so CT firmware can more easily co-exist with upstream
> kernel.  CT firmware should be backwards compatible with existing kernels,
> but it also has many new features.  Subsequent patches, if acceptable for
> upstream, can enable and further describe those features.
>
> Signed-off-by: Ben Greear <greearb at candelatech.com>
> ---
>  drivers/net/wireless/ath/ath10k/core.c | 1 +
>  drivers/net/wireless/ath/ath10k/core.h | 3 +++
>  2 files changed, 4 insertions(+)
>
> diff --git a/drivers/net/wireless/ath/ath10k/core.c b/drivers/net/wireless/ath/ath10k/core.c
> index fa71d57..49c85c3 100644
> --- a/drivers/net/wireless/ath/ath10k/core.c
> +++ b/drivers/net/wireless/ath/ath10k/core.c
> @@ -235,6 +235,7 @@ static const char *const ath10k_core_fw_feature_str[] = {
>  	[ATH10K_FW_FEATURE_SUPPORTS_ADAPTIVE_CCA] = "adaptive-cca",
>  	[ATH10K_FW_FEATURE_MFP_SUPPORT] = "mfp",
>  	[ATH10K_FW_FEATURE_PEER_FLOW_CONTROL] = "peer-flow-ctrl",
> +	[ATH10K_FW_FEATURE_WMI_10X_CT] = "wmi-10.x-CT",
>  };
>  
>  static unsigned int ath10k_core_get_fw_feature_str(char *buf,
> diff --git a/drivers/net/wireless/ath/ath10k/core.h b/drivers/net/wireless/ath/ath10k/core.h
> index cb6aa8c..f9e3b20 100644
> --- a/drivers/net/wireless/ath/ath10k/core.h
> +++ b/drivers/net/wireless/ath/ath10k/core.h
> @@ -566,6 +566,9 @@ enum ath10k_fw_features {
>  	 */
>  	ATH10K_FW_FEATURE_PEER_FLOW_CONTROL = 13,
>  
> +	/* Firmware from Candela Technologies, enables more VIFs, etc */
> +	ATH10K_FW_FEATURE_WMI_10X_CT = 31,

The idea of firmware feature flags to enable (or disable) one particular
feature, not a group of features. This way it's easy to enable certain
features on different firmware branches. It also makes the maintenance
easier as you don't need to remember all the different features one flag
enables.

-- 
Kalle Valo